As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN CABIN FLOOR PNL HAS CRACK AROUND FASTENER HOLE ON FLOOR PNL 58. CUT OUT DAMAGE (2.5 X 4.75) IAW DC9 SRM 53-05 FIG 1. FABRICATED, LOCATED, DRILLED AND INSTALLED FILLER USING .020 7075-T6 AND DOUBLER USING .032 7075-T6 IAW DC9 SRM 5305 FIG 1. IDENTIFICATION TAG ADDED IAW DPS 900-5-1 NR 4.